题目内容
-When you leave the office, you must _________ you have closed all the windows.
-Sure, I will.
[ ]
A.
make it
B.
make out
C.
make sure
D.
make up
答案:C
解析:
解析:
make sure表示“确保”,相当于be sure; make out表示“理解,认出”;make up指“虚构,组成”;make it为“做成,达到”,结合题意,此处应该用make sure。
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